Quarterly report pursuant to Section 13 or 15(d)

SECURITIES, Continuous Unrealized Loss Position (Details)

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SECURITIES, Continuous Unrealized Loss Position (Details) - USD ($)
$ in Thousands
Jun. 30, 2018
Dec. 31, 2017
Securities in continuous unrealized losses position, fair value [Abstract]    
Less than 12 months $ 140,012  
12 months or more 66,073  
Total 206,085  
Less than 12 months   $ 125,809
12 months or more   67,724
Total   193,533
Securities in continuous unrealized loss position, unrealized losses [Abstract]    
Less than 12 months (3,116)  
12 months or more (2,330)  
Total (5,446)  
Less than 12 months   (1,252)
12 months or more   (1,452)
Total   (2,704)
U.S. Treasury and Federal Agency Securities [Member]    
Securities in continuous unrealized losses position, fair value [Abstract]    
Less than 12 months 45,027  
12 months or more 43,172  
Total 88,199  
Less than 12 months   50,614
12 months or more   43,787
Total   94,401
Securities in continuous unrealized loss position, unrealized losses [Abstract]    
Less than 12 months (990)  
12 months or more (1,422)  
Total (2,412)  
Less than 12 months   (439)
12 months or more   (876)
Total   (1,315)
U.S. Agency MBS and CMOs [Member]    
Securities in continuous unrealized losses position, fair value [Abstract]    
Less than 12 months 21,112  
12 months or more 5,526  
Total 26,638  
Less than 12 months   16,719
12 months or more   6,228
Total   22,947
Securities in continuous unrealized loss position, unrealized losses [Abstract]    
Less than 12 months (603)  
12 months or more (257)  
Total (860)  
Less than 12 months   (249)
12 months or more   (170)
Total   (419)
Tax-Exempt State and Municipal Bonds [Member]    
Securities in continuous unrealized losses position, fair value [Abstract]    
Less than 12 months 32,386  
12 months or more 4,079  
Total 36,465  
Less than 12 months   20,124
12 months or more   4,208
Total   24,332
Securities in continuous unrealized loss position, unrealized losses [Abstract]    
Less than 12 months (752)  
12 months or more (191)  
Total (943)  
Less than 12 months   (243)
12 months or more   (82)
Total   (325)
Taxable State and Municipal Bonds [Member]    
Securities in continuous unrealized losses position, fair value [Abstract]    
Less than 12 months 31,882  
12 months or more 11,065  
Total 42,947  
Less than 12 months   30,331
12 months or more   9,781
Total   40,112
Securities in continuous unrealized loss position, unrealized losses [Abstract]    
Less than 12 months (633)  
12 months or more (420)  
Total (1,053)  
Less than 12 months   (279)
12 months or more   (265)
Total   (544)
Corporate Bonds and Other Debt Securities [Member]    
Securities in continuous unrealized losses position, fair value [Abstract]    
Less than 12 months 9,605  
12 months or more 2,231  
Total 11,836  
Less than 12 months   8,021
12 months or more   2,250
Total   10,271
Securities in continuous unrealized loss position, unrealized losses [Abstract]    
Less than 12 months (138)  
12 months or more (40)  
Total $ (178)  
Less than 12 months   (42)
12 months or more   (29)
Total   (71)
Other Equity Securities [Member]    
Securities in continuous unrealized losses position, fair value [Abstract]    
Less than 12 months   0
12 months or more   1,470
Total   1,470
Securities in continuous unrealized loss position, unrealized losses [Abstract]    
Less than 12 months   0
12 months or more   (30)
Total   $ (30)